We Deliver Unparalleled Experience

We are a leading global manufacturer of certified reference materials. DCG Partnership I, LTD serves a diverse group of Refineries, Natural Gas and Liquefied Natural Gas (LNG) Companies, Instrument Manufacturers, Chemical Companies, Testing Inspection and Certification Companies (TIC), and Research Laboratories that span the petroleum, petrochemical, hydrocarbon, biodiesel, and natural gas industries. We bring over 150 years of combined experience.

Our goal is to support our customers by offering high quality products that provide consistent results to ensure analytical precision and accuracy.

Industries we serve include Petrochemical, Refining, Energy, Utilities, Natural Gas, Research and Development Laboratories, Colleges/Universities and Government.

DCG Partnership 150 years

“Through measurement to knowledge.”

Heike Kamerlingh Onnes


Our services revolve around our core objectives to provide quality products with unparalleled technical support and precise analysis while leading the industry in research and development solutions from an innovative and continuous improvement perspective.

Talented and highly educated team members combine years of experience with state-of-the-art facilities and instrumentation to provide our customers with reference materials and certified reference materials in all ranges required by ISO, UOP, ASTM, API, AGA and GPA while meeting or exceeding the stringent requirements for blending and analysis under ISO 17034 and ISO 17025.

DCG Chemists use industry established analytical techniques to characterize the reference materials and ensure the scientific integrity of the data contained in the Certificates of Concentration of Analytes.

DCG’s highly qualified Team assists customers with the design of Laboratory Quality and Analytical programs to address customers’ needs to meet governmental and industry demand for continuous improvement and stringent guidelines for their products. This includes a guide to ordering reference materials, Proficiency Testing Programs, DCG Interlaboratory Study Programs, Specialized Analytical Services, and DCG’s Advanced School of Chromatography that offers a hands-on learning experience with a practical, “working situation” approach to GC instruction. In addition, DCG offers a full spectrum of custom solutions.



Specialized Analytical Services

DCG Analytic Edge™

Staying true to our quality roots we are an accredited laboratory with more than 60+ methods on our scope for both ISO 17025 and ISO 17034 reference materials. All reference materials are analytically verified prior to shipping.



Latest Insights

DCG’s Advanced School of Chromatography

DCG’s school is specifically designed for beginner and intermediate level chromatographers and is a customized solution to meet the unique needs of every learner. The course offers a hands-on learning experience with a practical, “working situation” approach to GC instruction. Students will be trained in the laboratory by expert analytical Chemists. No prior GC experience is required.

The course includes:

  • Chromatography Theory
  • Instrument “hands on” Time
  • Instrument Troubleshooting Training
  • Customer Specific Training Topics and Needs